What Is Herd Immunity? (video)

The following video, recorded Oct 4, 2020, as part of a meeting of epidemiologists and journalists, features the main authors of the Great Barrington Declaration:

• Dr. Martin Kulldorff, professor of medicine at Harvard University, a biostatistician, and epidemiologist with expertise in detecting and monitoring infectious disease outbreaks and vaccine safety evaluations.

• Dr. Sunetra Gupta, professor at Oxford University, an epidemiologist with expertise in immunology, vaccine development, and mathematical modeling of infectious diseases.

• Dr. Jay Bhattacharya, professor at Stanford University Medical School, a physician, epidemiologist, health economist, and public health policy expert focusing on infectious diseases and vulnerable populations.

It is part one of a series that seeks to explain the basics of viruses and their spread.